42209960939 has 16 divisors (see below), whose sum is σ = 45315052032. Its totient is φ = 39227208768.

The previous prime is 42209960887. The next prime is 42209960941. The reversal of 42209960939 is 93906990224.

It is not a de Polignac number, because 42209960939 - 2¹² = 42209956843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42209960539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75119 + ... + 300104.

It is an arithmetic number, because the mean of its divisors is an integer number (2832190752).

Almost surely, 2^42209960939 is an apocalyptic number.

42209960939 is a deficient number, since it is larger than the sum of its proper divisors (3105091093).

42209960939 is a wasteful number, since it uses less digits than its factorization.

42209960939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375386.

The product of its (nonzero) digits is 1889568, while the sum is 53.

The spelling of 42209960939 in words is "forty-two billion, two hundred nine million, nine hundred sixty thousand, nine hundred thirty-nine".